Analysis

  • max time kernel
    161s
  • max time network
    188s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31/12/2023, 00:25

General

  • Target

    21a12a8d382601ae437e281c5ca2c54d.exe

  • Size

    133KB

  • MD5

    21a12a8d382601ae437e281c5ca2c54d

  • SHA1

    f260e6d3bbee897aa0ba688200bb318535b2f0a8

  • SHA256

    dd9b4645f3b3cd14195b46000c34305c44bb3ef187c7c5a9808ee65201bbb865

  • SHA512

    ddf04564fb5fd1e7c2b110eaed78db63fb2f2784d3b56e1761b75ebda3250a0f54771ea627641cfa32e54950e014a5b97173cc232c6b23cb26562f4789ac04e2

  • SSDEEP

    3072:1xgZ05xQtFLffVpcGh8fxt5jyJqu/lilRgUyQ:UZkxaw/5t5gqkcyQ

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\21a12a8d382601ae437e281c5ca2c54d.exe
    "C:\Users\Admin\AppData\Local\Temp\21a12a8d382601ae437e281c5ca2c54d.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:4948
    • C:\Users\Admin\AppData\Local\Temp\21a12a8d382601ae437e281c5ca2c54d.exe
      C:\Users\Admin\AppData\Local\Temp\21a12a8d382601ae437e281c5ca2c54d.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:4928

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\21a12a8d382601ae437e281c5ca2c54d.exe

          Filesize

          133KB

          MD5

          7898f1fc18fad66d82d1965f031266d5

          SHA1

          6f094bce6cc96576c621aba9d62743a7e8708d2e

          SHA256

          5a85e3cd65427ac95e706cdc1603d808681175bd11098e1fe0197592fd0158df

          SHA512

          9ee59f99b12987eb9677a5b7a9cdd3e2bebf141dafa38dd0e82519c45eba8404b9eb6d495df6af3dfc11e7ab19883bb53ca98540ec7ed9e0c52259a95a8ec3e7

        • memory/4928-13-0x0000000000400000-0x0000000000486000-memory.dmp

          Filesize

          536KB

        • memory/4928-15-0x00000000001D0000-0x00000000001F1000-memory.dmp

          Filesize

          132KB

        • memory/4928-30-0x0000000000400000-0x0000000000486000-memory.dmp

          Filesize

          536KB

        • memory/4948-0-0x0000000000400000-0x0000000000486000-memory.dmp

          Filesize

          536KB

        • memory/4948-1-0x00000000001D0000-0x00000000001F1000-memory.dmp

          Filesize

          132KB

        • memory/4948-2-0x0000000000400000-0x000000000041F000-memory.dmp

          Filesize

          124KB

        • memory/4948-14-0x0000000000400000-0x000000000041F000-memory.dmp

          Filesize

          124KB